Key Specifications/Special Features:
Solar Battery
1-Standard Capacity 2200mAh 0.5C,( current value of 4500mA at 1C)
2-Capacity Range 2150~2250mAh 0.5C
3-Standard Voltage 3.6 V
4-Alternating Internal Resistance ≤30mΩ
5-Charge Conditions
Cut-off Voltage 4.2±0.05V
Cut-off Current 0.01C
constant-current charge to 4.2V at 0.5C,constant voltage charge to stop until 0.01C mA
6-Max. Charging Current 4.5A
7-Discharge Cut-off Voltage 2.75V
8-Standard Discharge Current 2.25A
9-Fast Discharge Current 4.5A
10-Max. Continuous Discharge Current 13.5A
11-Pulse Discharge Current 15A,5s
12-Cycle Characteristic
1000times(100%DOD)
2000 times(80%DOD)
3000 times(50%DOD)
the residual capacity is no less than 70% of rated capacity at 1C rate.
13-Working Temperature
Charge:0°C~55°C
Discharge:-20°C~60°C
14-Storage Temperature -20°C ~ 45°C Short-term storage (< 3 months)
15-Battery Weight 94g (Approx.)
- Cylindrical lithium ion power battery
l Great Safety performance
l Super long cycle life
l Zero pollution and absolutely environment friendly
l Light weight and small size
l Can be discharged with high current and power
l No memory effect
l Heart resistance
Advanced material systerm, core deign concept, automatically production line, online QC testing, strict humidity control, international abuse testing, scientific traceability systerm, and execution system ensured
Shipping Information
FOB Port |
Xiamen |
Lead Time |
15-45 days |
Payment Details
Payment Method |
Telegraphic Transfer (TT,T/T) |
Why choose us
BETTER has developed into an innovative enterprise to provide general contracting system integration services, including R&D and design, project planning, complete equipment, installation and commissioning, technical output,technical training, after-sales guarantee and so on. We has created"China's First Station" and became the "Purchasing Center in China" for many international customers. BETTER took the lead in putting forward the concept of battery industry full-resource operation, and thoroughly solved problems including the long project construction period, heavy technical communication task, unreasonable production line matching, and cumbersome business communication arising from purchasing from multiple sources by customers.
Service Project
1. Battery manufacturing equipment and turn-key solutions for complete sets of equipment,
2. Battery factory designs, battery product designs and tooling,
3. Battery manufacturing technology support and Transfer,
4. Production management guidance & consultancy for battery manufacturers,
5. Battery manufacturing related accessories, raw materials, chemicals,
6. On-site Battery Production Guidance & Consultancy.
Service Standards
Nice Performance , Nice Price , Free Planning , Pleasant: Never Say "No",
they constitute 4P service standards for the global battery manufacturing industry established by BETTER.
Packing & Delivery
Packing:Wooden case, export standard package
Delivery Time:Delivery in 30 days after receipt of advance payment.
2022 Exhibition
Team Style
Colorful team activities
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Company Profile
Better Technology Group Limited (hereinafter referred to as Better Group) is a battery manufacturing solution service provider and full resource operator positioned in the global business development.
Better Group owns BETTER and WELLPACK brands which respectively engages in the products of lead-acid battery and lithium battery to create a professional connection between the entire industrial chain of lead-acid battery and lithium battery. We have more than 30 years of experience in battery manufacturing and machinery manufacturing.In the lead-acid battery sector, Better Group is the first to put forward the entire industrial chain operation of battery industry, and focuses on providing global clients with R&D design, project planning, complete sets of equipment, installation and commissioning, technology output, technical training, after-sales support and other battery manufacturing project general contracting system technology service services. In the lithium-ion battery sector, Better Group focuses on the R&D, production and technology integration service of advanced battery energy storage system. The application scope covers fields like outdoor portable energy storage, home energy storage, centralized and distributed energy storage system for industrial and commercial and power stations, PV Storage & EV Charging integrated application solution.
Better Group has passed the ISO9001 quality system certification and which is also implementation and revision unit of the battery manufacturing 4P service standard. At present,Better Group has obtained nearly 100 self-developed patented inventions authorized by the CNIP (China National Intellectual Property Administration).Better Group operates in nearly 100 countries and regions.